Foam Sika Boom-463 Flexibel

1-component, expanding PU foam with a very low content of monomeric isocyanates under .1%. Its fine cell structure improves thermal and acoustic insulation properties. High thermal and acoustic insulation value, flexibility, low curing pressure, and enhanced UV resistance make it an excellent product for the installation of window and door frames. As no additional moistening is required, it is also excellent for sealing narrow and deep joints. Adheres well to most materials such as wood, concrete, stone, plaster, metal, PVC, and polystyrene.